Handheld scanner



FIG. 1 is a front-right perspective view of a handheld scanner according to our new design;

FIG. 2 is a left side view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a rear-left perspective view thereof. 

I claim the ornamental design for a handheld scanner, as shown. 